| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > domentr | Structured version Visualization version GIF version | ||
| Description: Transitivity of dominance and equinumerosity. (Contributed by NM, 7-Jun-1998.) |
| Ref | Expression |
|---|---|
| domentr | ⊢ ((𝐴 ≼ 𝐵 ∧ 𝐵 ≈ 𝐶) → 𝐴 ≼ 𝐶) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | endom 8977 | . 2 ⊢ (𝐵 ≈ 𝐶 → 𝐵 ≼ 𝐶) | |
| 2 | domtr 9005 | . 2 ⊢ ((𝐴 ≼ 𝐵 ∧ 𝐵 ≼ 𝐶) → 𝐴 ≼ 𝐶) | |
| 3 | 1, 2 | sylan2 604 | 1 ⊢ ((𝐴 ≼ 𝐵 ∧ 𝐵 ≈ 𝐶) → 𝐴 ≼ 𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 class class class wbr 5110 ≈ cen 8941 ≼ cdom 8942 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-sep 5258 ax-pow 5338 ax-pr 5406 ax-un 7734 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-nf 1814 df-sb 2097 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ral 3080 df-rex 3090 df-rab 3417 df-v 3457 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-nul 4288 df-if 4489 df-pw 4565 df-sn 4591 df-pr 4593 df-op 4597 df-uni 4874 df-br 5111 df-opab 5175 df-id 5558 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-f1o 6545 df-en 8945 df-dom 8946 |
| This theorem is referenced by: domdifsn 9049 xpdom1g 9063 domunsncan 9066 sdomdomtr 9099 domen2 9109 mapdom2 9137 unxpdom2 9221 sucxpdom 9222 xpfir 9229 cardsdomelir 9960 infxpenlem 9998 xpct 10001 infpwfien 10047 inffien 10048 mappwen 10097 iunfictbso 10099 djuxpdom 10170 cdainflem 10172 djuinf 10173 djulepw 10177 ficardun2 10186 unctb 10188 infdjuabs 10189 infunabs 10190 infdju 10191 infdif 10192 infxpdom 10194 pwdjudom 10199 infmap2 10201 fictb 10228 cfslb 10251 fin1a2lem11 10395 fnct 10522 unirnfdomd 10553 iunctb 10560 alephreg 10568 cfpwsdom 10570 gchdomtri 10615 canthp1lem1 10638 pwfseqlem5 10649 pwxpndom 10652 gchdjuidm 10654 gchxpidm 10655 gchpwdom 10656 gchhar 10665 inttsk 10760 inar1 10761 tskcard 10767 znnen 16269 qnnen 16270 rpnnen 16284 rexpen 16285 aleph1irr 16303 cygctb 19963 1stcfb 23583 2ndcredom 23588 2ndcctbss 23593 hauspwdom 23639 tx2ndc 23789 met1stc 24659 met2ndci 24660 re2ndc 24939 opnreen 24970 ovolctb2 25632 ovolfi 25634 uniiccdif 25718 dyadmbl 25740 opnmblALT 25743 vitali 25753 mbfimaopnlem 25795 mbfsup 25804 aannenlem3 26474 dmvlsiga 34500 sigapildsys 34533 omssubadd 34671 carsgclctunlem3 34691 karddom 35555 finminlem 36810 phpreu 38236 lindsdom 38246 mblfinlem1 38289 pellexlem4 43542 pellexlem5 43543 pr2dom 44236 tr3dom 44237 nnfoctb 45751 ioonct 46236 subsaliuncl 47055 caragenunicl 47221 eufunclem 50282 aacllem 50584 |
| Copyright terms: Public domain | W3C validator |